<template>
	<div class="outer">
		<!-- 三级分类导航 -->
		<TypeNav />
		<div class="main">
			<div class="py-container">
				<!--面包屑导航-->
				<div class="bread">
					<ul class="fl sui-breadcrumb">
						<li>
							<span href="#">全部结果</span>
						</li>
					</ul>
					<ul class="fl sui-tag">
						<li class="with-x" v-show="searchParams.categoryName">{{ searchParams.categoryName }}<i
								@click="reoveCategoryName">×</i></li>
						<li class="with-x" v-show="searchParams.keyword">{{ searchParams.keyword }}<i @click="removeKeyword">×</i>
						</li>
						<li class="with-x" v-show="searchParams.trademark">{{ trademarkName }}<i @click="removeRrademark">×</i>
						</li>
						<li class="with-x" v-for="(item, index) in propss" :key="index" @click="removeProps(index)">{{ item
						}}<i>×</i>
						</li>
					</ul>
				</div>

				<!-- 搜索器 -->
				<SearchSelector @get-trademark="saveTrademark" @get-attr="saveAttrValue" />

				<!--商品展示区-->
				<div class="details clearfix">
					<!-- 列表操作区 -->
					<div class="sui-navbar">
						<div class="navbar-inner filter">
							<ul class="sui-nav">
								<li :class="{ active: !isPrice }" @click="changeOrder(1)">
									<a href="javascript:;">综合 <span v-show="!isPrice" class="iconfont  icon-xiangshang4"
											:class="{ 'icon-xiangshang4': isUp, 'icon-xiangxia4': !isUp }"></span> </a>
								</li>
								<li :class="{ active: isPrice }" @click="changeOrder(2)">
									<a href="javascript:;">价格 <span v-show="isPrice" class="iconfont  icon-xiangshang4"
											:class="{ 'icon-xiangshang4': isUp, 'icon-xiangxia4': !isUp }"></span></a>
								</li>
							</ul>
						</div>
					</div>
					<!-- 商品列表 -->
					<div class="goods-list">
						<ul class="yui3-g">
							<li class="yui3-u-1-5" v-for="good in goodsList" :key="good.id">
								<div class="list-wrap">
									<div class="p-img">
										<router-link :to="`/detail/${good.id}`"><img :src="good.defaultImg" /></router-link>
									</div>
									<div class="price">
										<strong>
											<em>¥ &nbsp;</em>
											<i>{{ good.price }}.00</i>
										</strong>
									</div>
									<div class="attr">
										<router-link :to="`/detail/${good.id}`" title="good.title">{{ good.title }}</router-link>
									</div>
									<div class="commit">
										<i class="command">已有<span>2000</span>人评价</i>
									</div>
									<div class="operate">
										<a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
										<a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
									</div>
								</div>
							</li>
						</ul>
					</div>
					<!-- 分页器 -->
					<Pagination :total="total" :pageSize="searchParams.pageSize" :continues="5" :pageNo="searchParams.pageNo"
						@get-clickPageNo="savePageNo" />
				</div>
			</div>
		</div>
	</div>
</template>

<script>
import { mapActions, mapGetters } from 'vuex'
import SearchSelector from "./SearchSelector"
import "./fonts/iconfont.css"

export default {
	name: 'Search',
	components: {
		SearchSelector,
		
	},
	data() {
		return {
			//发送请求携带的参数
			searchParams: {
				category1Id: "",//一级分类Id
				category2Id: "",//二级分类Id
				category3Id: "",//三级分类Id
				categoryName: "",//分类名称
				keyword: "",//搜索关键字
				props: [],//商品属性
				trademark: "",//品牌名称
				order: "2:asc",//排序方式   1: 综合    2: 价格    asc: 升序   desc: 降序    示例: "1:desc"
				pageNo: 1,//页码
				pageSize: 5,//每页数量
			}

		}
	},
	computed: {
		...mapGetters("search", ["goodsList", "total"]),
		trademarkName() {
			let { trademark } = this.searchParams
			return trademark ? trademark.split(":")[1] : ""
		},
		propss() {
			return this.searchParams.props.map(item => item.split(":")[2] + ":" + item.split(":")[1])
		},
		// 判断是综合高亮还是价格高亮
		isPrice() {
			return this.searchParams.order.split(":")[0] === "2"
		},
		// 判断箭头方向是朝上还是朝下
		isUp() {
			return this.searchParams.order.split(":")[1] === "asc"
		}

	},
	methods: {
		...mapActions("search", ["GetGoodsIntroListData"]),
		// 1.移出面包屑中分类名称
		reoveCategoryName() {
			let { keyword } = this.$route.params
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
			this.$router.push({
				name: "search",
				params: { keyword }
			})
		},
		// 2.移出面包屑中关键字名称
		removeKeyword() {
			let { query } = this.$route
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
			this.$router.push({
				name: "search",
				query: {
					...query,
					keyword: undefined
				}
			})
			// console.log(this)
			this.$bus.$emit("remove-Keyword")
		},
		// 3.向父组件传递数据 面包屑
		saveTrademark(trademark) {
			this.searchParams.trademark = `${trademark.tmId}:${trademark.tmName}`
			// 使用新的参数 继续重新发送请求
			this.GetGoodsIntroListData(this.searchParams);
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
		},
		// 4.移出面包屑中品牌名称
		removeRrademark() {
			this.searchParams.trademark = undefined
			// 使用新的参数 继续重新发送请求
			this.GetGoodsIntroListData(this.searchParams);
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
		},
		// 5.向父组件传递数据 商品属性
		saveAttrValue(attr, attrvalue) {
			const prop = `${attr.attrId}:${attrvalue}:${attr.attrName}`
			const { props } = this.searchParams;
			if (!props.includes(prop)) {
				props.push(prop);
				// 使用新的参数 继续重新发送请求
				this.GetGoodsIntroListData(this.searchParams);
				//数据发生变化就要跳转到第一页
				this.searchParams.pageNo = 1
			}
		},
		// 6.移出面包屑中商品属性
		removeProps(index) {
			this.searchParams.props.splice(index, 1)
			// 使用新的参数 继续重新发送请求
			this.GetGoodsIntroListData(this.searchParams);
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
		},
		// 7.点击页码切换高亮
		savePageNo(currentPage) {
			this.searchParams.pageNo = currentPage
			// 使用新的参数 继续重新发送请求
			this.GetGoodsIntroListData(this.searchParams);
		},
		// 8.点击切换 综合 价格 高亮 以及箭头向上向下方向
		changeOrder(newNum) {
			const [oldNum, type] = this.searchParams.order.split(":")
			// console.log(oldNum,type)
			// 8.1 若当前点击的具有高亮效果 只需更改箭头方向
			if (newNum == oldNum) {
				this.searchParams.order = `${oldNum}:${type === 'asc' ? 'dasc' : 'asc'}`
			} else {
				// 8.2 若当前点击 的 不具有 高亮效果 要切换高亮 
				this.searchParams.order = `${newNum}:${type}`
			}
			// 使用新的参数 继续重新发送请求
			this.GetGoodsIntroListData(this.searchParams);
			//数据发生变化就要跳转到第一页
			this.searchParams.pageNo = 1
		}
	},

	watch: {
		$route: {
			immediate: true,  //立即监视
			handler(newValue) {
				// 1. 先将原来的那些categoryId设置为undefined 因为路由对象会忽略值为undefined的参数
				Object.assign(this.searchParams, {
					category1Id: undefined,
					category2Id: undefined,
					category3Id: undefined,
					categoryName: undefined,
					keyword: undefined
				})

				// 2.再将传递过来的数据赋值
				let { query, params } = newValue

				// 3.处理新参数
				Object.assign(this.searchParams, query, params)

				// 4.发送请求获取数据
				this.GetGoodsIntroListData(this.searchParams)

			}
		},


	}
}
</script>

<style lang="less" scoped>
.main {
	margin: 10px 0;

	.py-container {
		width: 1200px;
		margin: 0 auto;

		.bread {
			margin-bottom: 5px;
			overflow: hidden;

			.sui-breadcrumb {
				padding: 3px 15px;
				margin: 0;
				font-weight: 400;
				border-radius: 3px;
				float: left;

				li {
					display: inline-block;
					line-height: 18px;

					a {
						color: #666;
						text-decoration: none;

						&:hover {
							color: #4cb9fc;
						}
					}
				}
			}

			.sui-tag {
				margin-top: -5px;
				list-style: none;
				font-size: 0;
				line-height: 0;
				padding: 5px 0 0;
				margin-bottom: 18px;
				float: left;

				.with-x {
					font-size: 12px;
					margin: 0 5px 5px 0;
					display: inline-block;
					overflow: hidden;
					color: #000;
					background: #f7f7f7;
					padding: 0 7px;
					height: 20px;
					line-height: 20px;
					border: 1px solid #dedede;
					white-space: nowrap;
					transition: color 400ms;
					cursor: pointer;

					i {
						margin-left: 10px;
						cursor: pointer;
						font: 400 14px tahoma;
						display: inline-block;
						height: 100%;
						vertical-align: middle;
					}

					&:hover {
						color: #28a3ef;
					}
				}
			}
		}

		.details {
			margin-bottom: 5px;

			.sui-navbar {
				overflow: visible;
				margin-bottom: 0;

				.filter {
					min-height: 40px;
					padding-right: 20px;
					background: #fbfbfb;
					border: 1px solid #e2e2e2;
					padding-left: 0;
					border-radius: 0;
					box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

					.sui-nav {
						position: relative;
						left: 0;
						display: block;
						float: left;
						margin: 0 10px 0 0;

						li {
							float: left;
							line-height: 18px;

							a {
								display: block;
								cursor: pointer;
								padding: 11px 15px;
								color: #777;
								text-decoration: none;
							}

							&.active {
								a {
									background: #e1251b;
									color: #fff;
								}
							}
						}
					}
				}
			}

			.goods-list {
				margin: 20px 0;

				ul {
					display: flex;
					flex-wrap: wrap;

					li {
						height: 100%;
						width: 20%;
						margin-top: 10px;
						line-height: 28px;

						.list-wrap {
							.p-img {
								padding-left: 15px;
								width: 215px;
								height: 255px;

								a {
									color: #666;

									img {
										max-width: 100%;
										height: auto;
										vertical-align: middle;
									}
								}
							}

							.price {
								padding-left: 15px;
								font-size: 18px;
								color: #c81623;

								strong {
									font-weight: 700;

									i {
										margin-left: -5px;
									}
								}
							}

							.attr {
								padding-left: 15px;
								width: 85%;
								overflow: hidden;
								margin-bottom: 8px;
								min-height: 38px;
								cursor: pointer;
								line-height: 1.8;
								display: -webkit-box;
								-webkit-box-orient: vertical;
								-webkit-line-clamp: 2;

								a {
									color: #333;
									text-decoration: none;
								}
							}

							.commit {
								padding-left: 15px;
								height: 22px;
								font-size: 13px;
								color: #a7a7a7;

								span {
									font-weight: 700;
									color: #646fb0;
								}
							}

							.operate {
								padding: 12px 15px;

								.sui-btn {
									display: inline-block;
									padding: 2px 14px;
									box-sizing: border-box;
									margin-bottom: 0;
									font-size: 12px;
									line-height: 18px;
									text-align: center;
									vertical-align: middle;
									cursor: pointer;
									border-radius: 0;
									background-color: transparent;
									margin-right: 15px;
								}

								.btn-bordered {
									min-width: 85px;
									background-color: transparent;
									border: 1px solid #8c8c8c;
									color: #8c8c8c;

									&:hover {
										border: 1px solid #666;
										color: #fff !important;
										background-color: #666;
										text-decoration: none;
									}
								}

								.btn-danger {
									border: 1px solid #e1251b;
									color: #e1251b;

									&:hover {
										border: 1px solid #e1251b;
										background-color: #e1251b;
										color: white !important;
										text-decoration: none;
									}
								}
							}
						}
					}
				}
			}

			.page {
				width: 733px;
				height: 66px;
				overflow: hidden;
				float: right;

				.sui-pagination {
					margin: 18px 0;

					ul {
						margin-left: 0;
						margin-bottom: 0;
						vertical-align: middle;
						width: 490px;
						float: left;

						li {
							line-height: 18px;
							display: inline-block;

							a {
								position: relative;
								float: left;
								line-height: 18px;
								text-decoration: none;
								background-color: #fff;
								border: 1px solid #e0e9ee;
								margin-left: -1px;
								font-size: 14px;
								padding: 9px 18px;
								color: #333;
							}

							&.active {
								a {
									background-color: #fff;
									color: #e1251b;
									border-color: #fff;
									cursor: default;
								}
							}

							&.prev {
								a {
									background-color: #fafafa;
								}
							}

							&.disabled {
								a {
									color: #999;
									cursor: default;
								}
							}

							&.dotted {
								span {
									margin-left: -1px;
									position: relative;
									float: left;
									line-height: 18px;
									text-decoration: none;
									background-color: #fff;
									font-size: 14px;
									border: 0;
									padding: 9px 18px;
									color: #333;
								}
							}

							&.next {
								a {
									background-color: #fafafa;
								}
							}
						}
					}

					div {
						color: #333;
						font-size: 14px;
						float: right;
						width: 241px;
					}
				}
			}
		}
	}
}
</style>